Finding the Fourth Proportional to 79,058.71, 118,559.70 and 22,887.19
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Solution
The fourth proportional to 79,058.71, 118,559.70 and 22,887.19 is: 34,322.57
Step by Step Solution
- Step 1: Write the proportion equation
79,058.71 : 118,559.70 = 22,887.19 : x - Step 2: Convert to fraction form
79,058.71/118,559.70 = 22,887.19/x - Step 3: Cross multiply
79,058.71x = 118,559.70 × 22,887.19 - Step 4: Simplify right side
79,058.71x = 2,713,498,380.24 - Step 5: Solve for x
x = 2,713,498,380.24/79,058.71 - Step 6: Final answer
x = 34,322.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.